# iRobot Roomba Plus 405 Combo

> On September 29, 2026 the lowest price for the iRobot Roomba Plus 405 Combo is $499 at Amazon.com, shipping to the United States included. In our consensus it is rank 66 of 66 with an all-in-one station, named by 1 of the 5 test sources.

- Page: https://bestatbest.com/us/robot-vacuums/irobot-roomba-plus-405-combo
- Rank 66 of 66 with an all-in-one station in our consensus, named by 1 of the 5 test sources
- Score 27 out of 100
- Today’s lowest price: $499 at Amazon.com, including shipping, checked today
- Lowest in 90 days: $299
- Buy or wait: Waiting may pay off: it was cheaper on 69 of the last 90 days, lowest $299 on August 22 (40% less). It dropped 8 times in 90 days, by up to 38% at a time.

## What the tests say

- Vacuum Wars: Position 140 of 151 (list as of September 26, 2026), https://vacuumwars.com/vacuum-wars-best-robot-vacuums/

## Pros

- Swept up surface debris of every size on hard floors and carpet (Vacuum Wars, https://vacuumwars.com/roomba-plus-405-combo-review-great-hopes-ok-results/)
- New single brush roll resisted long hair tangles far better than older Roombas (Vacuum Wars, https://vacuumwars.com/roomba-plus-405-combo-review-great-hopes-ok-results/)
- Dock reliably empties the bin, washes and dries the mops and refills water (Vacuum Wars, https://vacuumwars.com/roomba-plus-405-combo-review-great-hopes-ok-results/)

## Cons

- Weak at lifting embedded dirt and flattened pet hair out of carpet (Vacuum Wars, https://vacuumwars.com/roomba-plus-405-combo-review-great-hopes-ok-results/)
- Only one water setting, and it leaves floors far too wet (Vacuum Wars, https://vacuumwars.com/roomba-plus-405-combo-review-great-hopes-ok-results/)
- The app was repeatedly buggy throughout testing (Vacuum Wars, https://vacuumwars.com/roomba-plus-405-combo-review-great-hopes-ok-results/)

## Prices per store

| Store | Color | Price | Delivery time | Checked |
|---|---|---|---|---|
| Amazon.com | white | $499 | 1–5 days | 1 hour ago |
| Amazon.com | black | $799 | 1–5 days | 1 hour ago |
| Amazon.com | gray | $799 | 1–5 days | 2 hours ago |

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